Revert 55405 - Special thanks for in-ming cheng's MFT hardware decodering cod...

chrome/renderer/gpu_video_service_host.h

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CHROME_RENDERER_GPU_VIDEO_SERVICE_HOST_H_
-#define CHROME_RENDERER_GPU_VIDEO_SERVICE_HOST_H_
-
-#include <map>
-
-#include "base/singleton.h"
-#include "chrome/common/gpu_video_common.h"
-#include "chrome/renderer/gpu_channel_host.h"
-#include "chrome/renderer/gpu_video_decoder_host.h"
-#include "ipc/ipc_channel.h"
-#include "media/base/buffers.h"
-#include "media/base/video_frame.h"
-
-class GpuVideoServiceHost : public IPC::Channel::Listener,
-                            public Singleton<GpuVideoServiceHost> {
- public:
-  // IPC::Channel::Listener.
-  virtual void OnChannelConnected(int32 peer_pid) {}
-  virtual void OnChannelError();
-  virtual void OnMessageReceived(const IPC::Message& message);
-
-  void OnRendererThreadInit(MessageLoop* message_loop);
-  void OnGpuChannelConnected(GpuChannelHost* channel_host,
-                             MessageRouter* router,
-                             IPC::SyncChannel* channel);
-
-  // call at RenderThread. one per renderer process.
-  scoped_refptr<GpuVideoDecoderHost> CreateVideoDecoder(
-      GpuVideoDecoderHost::EventHandler* event_handler);
-  void DestroyVideoDecoder(scoped_refptr<GpuVideoDecoderHost>);
-
- private:
-  GpuVideoServiceHost() : message_loop_(NULL) {
-    service_info_.service_available_ = 0;
-  }
-
-  scoped_refptr<GpuChannelHost> channel_host_;
-  MessageRouter* router_;
-  GpuVideoServiceInfoParam service_info_;
-  MessageLoop* message_loop_;  // Message loop of render thread.
-
-  friend struct DefaultSingletonTraits<GpuVideoServiceHost>;
-  DISALLOW_COPY_AND_ASSIGN(GpuVideoServiceHost);
-};
-
-#endif  // CHROME_RENDERER_GPU_VIDEO_SERVICE_HOST_H_
-